<template>
  <div class="a">
    <el-form
      ref="formRef"
      :model="dynamicValidateForm"
      label-width="120px"
      class="demo-dynamic"
    >
      <el-form-item
        prop="email"
        label="Email"
        :rules="[
          {
            required: true,
            message: '邮箱不能为空',
            trigger: 'blur',
          },
          {
            type: 'email',
            message: '请输入邮箱',
            trigger: ['blur', 'change'],
          },
        ]"
      >
        <el-input v-model="dynamicValidateForm.email" />
      </el-form-item>
      <el-form-item
        v-for="(domain, index) in dynamicValidateForm.domains"
        :key="domain.key"
        :label="'Domain' + index"
        :prop="'domains.' + index + '.value'"
        :rules="{
          required: true,
          message: '域不能为空',
          trigger: 'blur',
        }"
      >
        <el-input v-model="domain.value" />
        <el-button class="mt-2" @click.prevent="removeDomain(domain)"
          >删除</el-button
        >
      </el-form-item>
      <el-form-item>
        <el-button type="primary" @click="submitForm(formRef)">登录</el-button>
        <el-button @click="addDomain">添加</el-button>
        <el-button @click="resetForm(formRef)">重置</el-button>
      </el-form-item>
    </el-form>
  </div>
</template>

<script lang="ts" setup>
import { useRouter } from "vue-router";
import { useStore } from "vuex";
import { ref, reactive, toRefs } from "vue";
import type { FormInstance } from "element-plus";

const formRef = ref<FormInstance>();
const dynamicValidateForm = reactive<{
  domains: DomainItem[];
  email: string;
}>({
  domains: [
    {
      key: 1,
      value: "",
    },
  ],
  email: "",
});

interface DomainItem {
  key: number;
  value: string;
}

const removeDomain = (item: DomainItem) => {
  const index = dynamicValidateForm.domains.indexOf(item);
  if (index !== -1) {
    dynamicValidateForm.domains.splice(index, 1);
  }
};

const addDomain = () => {
  dynamicValidateForm.domains.push({
    key: Date.now(),
    value: "",
  });
};

const submitForm = (formEl: FormInstance | undefined) => {
  if (!formEl) return;
  formEl.validate((valid) => {
    if (valid) {
      console.log("submit!");
    } else {
      console.log("error submit!");
      return false;
    }
  });
};

const resetForm = (formEl: FormInstance | undefined) => {
  if (!formEl) return;
  formEl.resetFields();
};
</script>

<style lang="scss" scoped></style>
